Qt: Made receipts-label tabable to improve use with screenreaders

CMakeLists.txt

@@ -1,6 +1,6 @@
 cmake_minimum_required (VERSION 3.6)
 project (whyblocked
-         VERSION 0.7.7
+         VERSION 0.7.8
          LANGUAGES CXX
 )
 

src/whyblocked.ui

@@ -26,6 +26,9 @@
       <property name="editTriggers">
        <set>QAbstractItemView::NoEditTriggers</set>
       </property>
+      <property name="tabKeyNavigation">
+       <bool>false</bool>
+      </property>
       <property name="alternatingRowColors">
        <bool>true</bool>
       </property>
@@ -57,6 +60,9 @@
     </item>
     <item>
      <widget class="QLabel" name="label_receipts">
+      <property name="focusPolicy">
+       <enum>Qt::TabFocus</enum>
+      </property>
       <property name="toolTip">
        <string>Memory aids, proof</string>
       </property>